The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 30, 2002
Filed:
Jun. 15, 2000
Applicant:
Inventors:
Daniel Georges Girault, Melun, FR;
Gérard Philippe Gauthier, Saint Michel sur Orge, FR;
Ludovic Edmond Camille Molliex, Brunoy, FR;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B21K 3/04 ;
U.S. Cl.
CPC ...
B21K 3/04 ;
Abstract
The invention concerns a method for producing parts made of thin, light and rigid metal alloy essentially having the following steps: producing a core having the part shape; producing cavities in the core; producing shells made of metal alloy combined with reinforcing fibers with high modulus of elasticity; densifying the shells; and diffusion welding of the shells on the core by compression at temperature and pressure conditions for isothermal forging of the metal alloy used.